Frequencies for legamprat variable in pchrr2009 dataset : Leg | amputations | per 1,000 | Medicare | enrollees | Overall | Rate | Freq. Percent Cum. ------------+----------------------------------- -1.84 | 1 0.33 0.33 -1.48 | 1 0.33 0.65 -1.45 | 1 0.33 0.98 -1.36 | 1 0.33 1.30 -1.35 | 2 0.65 1.95 -1.33 | 1 0.33 2.28 -1.3 | 1 0.33 2.61 -1.29 | 1 0.33 2.93 -1.23 | 1 0.33 3.26 -1.22 | 2 0.65 3.91 -1.21 | 1 0.33 4.23 -1.2 | 2 0.65 4.89 -1.18 | 1 0.33 5.21 -1.16 | 2 0.65 5.86 -1.15 | 1 0.33 6.19 -1.12 | 1 0.33 6.51 -1.11 | 1 0.33 6.84 -1.1 | 1 0.33 7.17 -1.04 | 1 0.33 7.49 -1 | 1 0.33 7.82 -.99 | 2 0.65 8.47 -.97 | 1 0.33 8.79 -.95 | 2 0.65 9.45 -.94 | 1 0.33 9.77 -.92 | 1 0.33 10.10 -.86 | 1 0.33 10.42 -.84 | 1 0.33 10.75 -.83 | 2 0.65 11.40 -.82 | 1 0.33 11.73 -.81 | 1 0.33 12.05 -.79 | 1 0.33 12.38 -.77 | 1 0.33 12.70 -.74 | 3 0.98 13.68 -.73 | 1 0.33 14.01 -.72 | 1 0.33 14.33 -.69 | 1 0.33 14.66 -.67 | 2 0.65 15.31 -.66 | 1 0.33 15.64 -.63 | 1 0.33 15.96 -.62 | 1 0.33 16.29 -.58 | 1 0.33 16.61 -.57 | 1 0.33 16.94 -.55 | 1 0.33 17.26 -.51 | 1 0.33 17.59 -.5 | 1 0.33 17.92 -.46 | 1 0.33 18.24 .37 | 3 0.98 19.22 .38 | 2 0.65 19.87 .39 | 1 0.33 20.20 .4 | 1 0.33 20.52 .41 | 3 0.98 21.50 .42 | 3 0.98 22.48 .44 | 3 0.98 23.45 .46 | 2 0.65 24.10 .47 | 2 0.65 24.76 .48 | 1 0.33 25.08 .49 | 2 0.65 25.73 .5 | 4 1.30 27.04 .51 | 2 0.65 27.69 .53 | 1 0.33 28.01 .54 | 3 0.98 28.99 .55 | 1 0.33 29.32 .56 | 1 0.33 29.64 .57 | 4 1.30 30.94 .58 | 5 1.63 32.57 .6 | 5 1.63 34.20 .61 | 7 2.28 36.48 .62 | 6 1.95 38.44 .63 | 6 1.95 40.39 .64 | 4 1.30 41.69 .65 | 2 0.65 42.35 .66 | 6 1.95 44.30 .67 | 2 0.65 44.95 .68 | 7 2.28 47.23 .69 | 5 1.63 48.86 .7 | 1 0.33 49.19 .71 | 6 1.95 51.14 .72 | 1 0.33 51.47 .73 | 3 0.98 52.44 .74 | 4 1.30 53.75 .75 | 5 1.63 55.37 .76 | 5 1.63 57.00 .77 | 4 1.30 58.31 .78 | 5 1.63 59.93 .79 | 4 1.30 61.24 .8 | 5 1.63 62.87 .81 | 5 1.63 64.50 .82 | 3 0.98 65.47 .83 | 2 0.65 66.12 .84 | 3 0.98 67.10 .85 | 4 1.30 68.40 .86 | 3 0.98 69.38 .87 | 6 1.95 71.34 .88 | 4 1.30 72.64 .89 | 5 1.63 74.27 .9 | 2 0.65 74.92 .91 | 5 1.63 76.55 .92 | 3 0.98 77.52 .93 | 2 0.65 78.18 .95 | 2 0.65 78.83 .96 | 4 1.30 80.13 .97 | 1 0.33 80.46 .98 | 3 0.98 81.43 .99 | 2 0.65 82.08 1.01 | 2 0.65 82.74 1.02 | 3 0.98 83.71 1.03 | 2 0.65 84.36 1.04 | 2 0.65 85.02 1.05 | 1 0.33 85.34 1.07 | 2 0.65 85.99 1.09 | 2 0.65 86.64 1.1 | 1 0.33 86.97 1.11 | 1 0.33 87.30 1.12 | 3 0.98 88.27 1.13 | 1 0.33 88.60 1.14 | 2 0.65 89.25 1.27 | 1 0.33 89.58 1.29 | 1 0.33 89.90 1.32 | 1 0.33 90.23 1.34 | 1 0.33 90.55 1.36 | 1 0.33 90.88 1.38 | 1 0.33 91.21 1.39 | 1 0.33 91.53 1.45 | 1 0.33 91.86 1.54 | 1 0.33 92.18 1.71 | 1 0.33 92.51 1.8 | 1 0.33 92.83 1.93 | 1 0.33 93.16 2.1 | 1 0.33 93.49 2.45 | 1 0.33 93.81 . | 19 6.19 100.00 ------------+----------------------------------- Total | 307 100.00 by Jean Roth , jroth@nber.org , 14 Mar 2018